package springapp.service; 
import java.util.List; 
import springapp.domain.Product; 
public class SimpleProductManager implements ProductManager { 
   private List<Product> products;    
    /**
     *
     * @return
     */
    @Override
    public List<Product> getProducts() {
        return products;
    } 
   @Override
    public void increasePrice(int percentage) {
        if (products != null) {
            for (Product product : products) {
                double newPrice = product.getPrice().doubleValue() * 
                                    (100 + percentage)/100;
                product.setPrice(newPrice);
            }
        }
    }    
    public void setProducts(List<Product> products) {
        this.products = products;
    }    
}